VH-QPA (cn 553) This is the airframe that was involved in a midair incident on the 7th October 2008 whilst flying from Singapore to Perth as QF72. It suddenly lost height and resulted in 20 serious injuries. The aircraft diverted to Learmonth Airbase, North of Perth. As yet, the cause of the incident has not been discovered, but speculation is that it could have been turbulence or a computer malfunction [Nikon D3]